• If you have an allergy to letrozole or any other part of this medicine.
• Tell healthcare provider if you are allergic to any medicine. Make sure to tell about the allergy and how it affected you. This includes telling about rash; hives; itching; shortness of breath; wheezing; cough; swelling of face, lips, tongue, or throat; or any other symptoms involved.
• If you have not stopped menstruating.
• Letrozole lowers circulating estrogens. In breast cancer, growth of the cancer may be fueled by estrogens.
• Take this medicine at a similar time of day.
• Take this medicine with or without food. Take with food if it causes an upset stomach.
• This medicine works best when used with calcium/vitamin D supplements and weight-bearing exercises like walking or physical therapy.
• Follow diet plan and exercise program as recommended by healthcare provider.
• Take a missed dose as soon as possible.
• If it is almost time for the next dose, skip the missed dose and return to your regular schedule.
• Do not take a double dose or extra doses.
• Change in condition being treated. Is it better, worse, or about the same?
• Check blood work (cholesterol panel). Talk with healthcare provider.
• Check blood pressure and heart rate regularly. Talk with healthcare provider.
• Check weight weekly. Report a weight loss to healthcare provider.
• Bone density test.
• Follow up with healthcare provider.
• Store at room temperature.
• Protect from light.
• Protect from moisture. Do not store in a bathroom or kitchen.
Created: 2006-10-13 13:31:14.0
Modified: 2010-03-25 11:54:53.0
Lexi-PALS TM © (1977)-(2007) Lexi-Comp, Inc. All rights reserved.
• If you have a life-threatening allergy, wear allergy identification at all times.
• Do not share your medicine with others and do not take anyone else's medicine.
• Keep all medicine out of the reach of children and pets.
• Most medicines can be thrown away in household trash after mixing with coffee grounds or kitty litter and sealing in a plastic bag.
• Keep a list of all your medicines (prescription, natural products, supplements, vitamins, over-the-counter) with you. Give this list to healthcare provider (doctor, nurse, nurse practitioner, pharmacist, physician assistant).
• Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088 or in Canada to Health Canada's Canada Vigilance Program at 1-866-234-2345.
• Talk with healthcare provider before starting any new medicine, including over-the-counter, natural products, or vitamins.
• If you have high blood pressure, talk with healthcare provider.
• If you have high cholesterol, talk with healthcare provider.
• If you have liver disease, talk with healthcare provider.
• Check medicines with healthcare provider. This medicine may not mix well with other medicines.
• Feeling dizzy. Rise slowly over several minutes from sitting or lying position. Be careful climbing.
• Flushing. Wearing layers of clothes or summer clothes and cool environment may help.
• Headache.
• Nausea or vomiting. Small frequent meals, frequent mouth care, sucking hard, sugar-free candy, or chewing sugar-free gum may help.
• Cough.
• Feeling tired or weak.
• Back pain.
• Muscle pain.
• Swelling.
• Constipation. More liquids, regular exercise, or a fiber-containing diet may help. Talk with healthcare provider about a stool softener or laxative.
• Bone pain.
• Brittle bones.
• If you suspect an overdose, call your local poison control center or emergency department immediately.
• Signs of a life-threatening reaction. These include wheezing; chest tightness; fever; itching; bad cough; blue skin color; fits; or swelling of face, lips, tongue, or throat.
• Chest pain or pressure, fast heartbeat, or passing out.
• Difficulty breathing.
• Shortness of breath.
• Change in strength on one side greater than the other, difficulty speaking or thinking, change in balance, or blurred vision.
• Swelling or pain of leg or arm.
• Severe headache.
• Feeling extremely tired or weak.
• Any rash.
• No improvement in condition or feeling worse.
